General fact: 91488 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 91488 is an uninteresting number.
Trivia: 91488 is a boring number.
Historical date: June 26th is the day in 2003 that the U.S. Supreme Court rules in Lawrence v. Texas that gender-based sodomy laws are unconstitutional.